Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4822864 | Gas permeable contact lens and method and materials for its manufacture | — | 1989-04-18 |
| 4820747 | Gas permeable contact lens and method and materials for its manufacture | — | 1989-04-11 |
| 4812598 | Gas permeable contact lens and method and materials for its manufacture | — | 1989-03-14 |
| 4801463 | Continuous cheese-making process utilizing an immobilized rennet enzyme reactor | Bruce Goldberg | 1989-01-31 |